Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
02/2004
02/03/2004US6687280 Vertical-cavity surface-emitting laser device
02/03/2004US6687278 Diode laser assembly of an epitaxial structure formed on substrate; reflectors; amplifier coupling the laser output
02/03/2004US6687277 Semiconductor laser device
02/03/2004US6687276 Surface emitting semiconductor laser
02/03/2004US6687275 Resonating cavity system for broadly tunable multi-wavelength semiconductor lasers
02/03/2004US6687274 Organic vertical cavity phase-locked laser array device
02/03/2004US6687273 Laser oscillation apparatus
02/03/2004US6687272 Semiconductor laser device
02/03/2004US6687269 Spread spectrum dither for locking to transmission peak in tunable laser
02/03/2004US6687268 Surface emitting laser and photodiode, manufacturing method therefor, and optoelectric integrated circuit using the surface emitting laser and the photodiode
02/03/2004US6687267 Widely tunable laser
02/03/2004US6687208 Laser drive integrated circuit and optical disk apparatus using the same
02/03/2004US6686697 Circuit to protect a light element
02/03/2004US6686611 Nitride semiconductor and a method thereof, a nitride semiconductor device and a method thereof
02/03/2004US6686608 Nitride semiconductor light emitting device
02/03/2004US6686560 Light-tight positioner
02/03/2004US6686261 Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on sapphire substrates, and gallium nitride semiconductor structures fabricated thereby
02/03/2004US6686218 Method for packaging a high efficiency electro-optics device
02/03/2004US6686217 Compound semiconductor device manufacturing method
02/03/2004US6686216 Electro-optical transceiver system with controlled lateral leakage and method of making it
01/2004
01/29/2004WO2004010552A1 Nanoscale coherent optical components
01/29/2004WO2004010551A1 Laser module and production method for laser module
01/29/2004WO2004010549A2 On-line recharacterization of laser diodes
01/29/2004WO2004010185A1 Fine-tuning assembly for optical gratings
01/29/2004WO2004009724A2 Creating photon atoms
01/29/2004WO2003096387A3 High efficiency solid-state light source and methods of use and manufacture
01/29/2004WO2003077387A3 A laser diode with an amplification section that has a varying index of refraction
01/29/2004WO2003065521A3 Laser gain module
01/29/2004WO2003044912A3 Coherent power combining of single-mode sources in waveguide fiber couplers
01/29/2004WO2003038913A3 Nitride-based semiconductor component
01/29/2004WO2002089273A3 Apparatus and method providing a balancing load to a laser differential drive circuit
01/29/2004US20040017978 Optical module
01/29/2004US20040017962 Integrated mode converter, waveguide, and on-chip function
01/29/2004US20040017836 Single-mode optical device
01/29/2004US20040017835 Extended wavelength strained layer lasers having nitrogen disposed therein
01/29/2004US20040017834 Creating photon atoms
01/29/2004US20040017604 Multistage tunable gain optical amplifier
01/29/2004US20040017600 Electroabsorption modulator, modulator laser device and method for producing an electroabsorption modulator
01/29/2004US20040016932 Semiconductor unit, semiconductor apparatus, and method for making the same, electrooptic apparatus, and electronic apparatus
01/29/2004US20040016920 Optical semiconductor device
01/29/2004US20040016908 Wavelength-converting casting composition and white light-emitting semiconductor component
01/29/2004US20040016570 Substrate and method of manufacturing the same
01/28/2004EP1385241A1 Nitride semiconductor element
01/28/2004EP1385032A1 Lensed optical fiber
01/28/2004EP1384252A2 A single frequency laser
01/28/2004EP1384035A2 Thermoelectric device for dna genomic and proteonic chips and thermo-optical seitching circuits
01/28/2004EP1318581A9 Semiconductor laser device and method for manufacturing the same
01/28/2004EP1137133B1 Quantum cascade laser having distributed feedback for single-mode cw operation
01/28/2004CN1471735A Method for producing a radiation-emitting semiconductor chip based on III-V nitride semiconductor material and a corresponding radiation-emitting semiconductor chip
01/28/2004CN1471207A Semicnoductor tera Hertz coherent light source device
01/28/2004CN1471177A Method for increasing luminous efficiency of InAs/GaAs quantum point semconductor material
01/28/2004CN1470894A Optical device for double-path optical communication and op-tical emitting-receiving machine
01/28/2004CN1136636C Method of manufacturing semiconductor laser
01/28/2004CN1136608C Activation method for reducing P type doping film resistance by plasma
01/27/2004US6684012 Optical communication module and process for producing the same
01/27/2004US6684001 Integrated optics beam deflectors and systems
01/27/2004US6683902 Semiconductor laser module
01/27/2004US6683901 High-power external-cavity optically-pumped semiconductor lasers
01/27/2004US6683899 Semiconductor laser and method of producing the same
01/27/2004US6683898 Mode control using transversal bandgap structure in VCSELs
01/27/2004US6683897 Semiconductor laser device
01/27/2004US6683896 Method of controlling the turn off characteristics of a VCSEL diode
01/27/2004US6683895 Wavelength agile external cavity diode laser
01/27/2004US6683727 Optical arrangement for symmetrizing the radiation of two-dimensional arrays of laser diodes
01/27/2004US6683490 Temperature dependent constant-current generating circuit
01/27/2004US6683324 Semiconductor laser device in which thicknesses of optical guide region and AlGaN cladding layers satisfy predetermined condition
01/27/2004US6683295 Reduced noise wavelength locker module
01/27/2004US6682991 Growth method of a nitride III-V compound semiconductor, manufacturing method of a semiconductor device, and semiconductor device
01/27/2004US6682949 Semiconductor laser and production method thereof
01/27/2004US6682207 Green phosphor converted light emitting diode
01/22/2004WO2004008664A1 Method and apparatus for directly modulating a laser diode using multi-stage laser driver circuity
01/22/2004WO2004008663A2 Laser driver circuit and system
01/22/2004WO2004008595A1 Distribution bragg reflection semiconductor laser, integrated semiconductor laser, semiconductor laser module, optical network system
01/22/2004WO2004008594A1 Optical semiconductor device
01/22/2004WO2004008593A1 Package for optical semiconductor
01/22/2004WO2004008591A2 Dfb laser with a distributed reflector and photonic band gap
01/22/2004WO2004008552A2 Group iii nitride led with undoped cladding layer and multiple quantum well
01/22/2004WO2004008548A1 Semiconductor light source device
01/22/2004WO2004006754A2 Method for noise cancellation by spectral flattening of laser output in a multi-line-laser instrument
01/22/2004WO2003094218A3 Method of growing monocrystalline oxide having a semiconductor device thereon
01/22/2004WO2003075078A3 Laser tuning by spectrally dependent spatial filtering
01/22/2004WO2003061086A3 Method for modeling and design of coupled cavity laser devices
01/22/2004WO2003038954A3 Stability factors for tuneable multi-section semiconductor lasers
01/22/2004US20040013431 Laser and laser signal combiner
01/22/2004US20040013430 Wavelength monitor and motor driving and controlling device
01/22/2004US20040013367 Horizontal access semiconductor photo detector
01/22/2004US20040013352 Laser transmitter device
01/22/2004US20040013157 High power single mode vertical cavity surface emitting laser
01/22/2004US20040013156 Edge emitting lasers using photonic crystals
01/22/2004US20040013155 Material systems for long wavelength lasers grown on GaSb or InAs substrates
01/22/2004US20040013154 Optically-pumped multiple-quantum well active region with improved distribution of optical pumping power
01/22/2004US20040013152 Optical semiconductor module and method of producing the same
01/22/2004US20040013151 Diffusion bonded pump cavity
01/22/2004US20040013149 Nitride semiconductor laser device chip and laser apparatus including the same
01/22/2004US20040013148 Semiconductor laser diode with current restricting layer and fabrication method thereof
01/22/2004US20040013147 Low divergence diode laser
01/22/2004US20040013146 Laser diode with a low absorption diode junction
01/22/2004US20040013145 Quantum cascade laser
01/22/2004US20040013144 Complex-coupled distributed feedback semiconductor laser device
01/22/2004US20040013143 Confinement layer of buried heterostructure semiconductor laser